Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFPFdpJGJh/6xRV8tTOJlEsrKMZnHBQZNE2b52ii5AU+m+diu9F/Gc+tTlF… (844 chars)"
  }
}